PURPOSE:To correct the fluctuation of the widthwise force of a tire in a condition that the tire is attached, by a method wherein the (-) position of the rigidity of X-axis in the shoulder of the tire is worked by buffing in accordance with the fluctuation of rigidity, which is generated from the shoulder of the tire. CONSTITUTION:A drum 2 is pushed against a rotating tire W to detect the rigidity...

Aqueous polyethylene dispersions, suitable for improving the surface characteristics of glass, are disclosed. The dispersions contain 40 to 100 percent by weight, based on the polyethylene, of a mixture of (a) amine oxides of the general formula I wherein R1 is alkyl with 7 to 17 carbon atoms; n is 2 or 3 and (b) the salt of an amine of the general formula R2N[(C2H4O)mH]2 II with a ...

The present disclosure is directed to a fowl call holder attachable about the wrist of a hunter wherein a flexible strap has a major portion and a minor portion. An elastic expandable strip is stitched at each end to said major and minor portion of the flexible strap, and an elastic all encircling strap loop resiliently snugly engages about the fowl call to retain it on the strap. Complemental Vel...

The bladder has at least a portion of its outer surface comprising a fabric layer of cords partially embedded therein so that such cords project slightly above the rubber surface. The article is manufactured by calendering a fabric layer of cords on one side only with a coating of uncured and unvulcanized rubber, applying the layer to the bladder material with the rubber coated surface in contact ...

In a method for detecting an inferior container, wherein: light beams are projected in different two directions upon a side of a transparent or a semitransparent test container while the container is rotatably diven; both of a transmitted beam which is one of the above light beams, having penetrated through the container, and a reflected beam which is the other of the above light beams, having ref...

Coextrusion from rubber of hollow tubular structures with filament reinforcement provides composites which can be formed into spliceless bodies for pneumatic tires. The composites can be formed from one, two, three or more rubber stocks and have portions or layers which can form the body plies, sidewalls, innerliners, stabilizer ply inserts and, optionally, abrasion gum strips of tire bodies. Tire...

The piston boot is first set at the middle portion of a cylinder jig having a small diameter upper step portion and a large diameter lower step portion with the middle portion position therebetween and having radial air blow off vents. The upper step portion is then inserted into an inner circumferential face of a piston while simultaneously advancing the lower step portion toward an end face of t...

A hydraulic brake actuator including a hydraulic parking brake that can be applied by mechanically locking up either a normal service brake application or a hand pump operated brake application. The lock-up mechanism includes a friction collar that surrounds the piston push rod and a hand pump actuated locking member that surrounds the friction collar. The friction collar and locking member have c...

A pickup system for an optical disc reading/recording apparatus in which a micro Fresnel lens, formed with concentric circular gratings, is used in place of an optical element, such as an objective lens, for focussing and collimating light beams from a semiconductor light source. The pickup system so formed is light in weight, easily miniaturized, and inexpensive to manufacture. The micro Fresnel ...

The invention relates to a process for producing a powder of a cationic polymer by spreading on a moveable carrier a layer of an aqueous solution of a vinyl monomer, carrying out continuous polymerization followed by peeling off hydrous polymer from the carrier in a hot state, and cutting said hydrous polymer in a hot state by a shearing stress.

A foamable composition comprising a polymer selected from the group consisting of a hydrolyzable ethylene/silane copolymer and a hydrolyzable ethylene/ethyl acrylate/silane terpolymer and the following components in about the following amounts per 100 parts by weight of polymer: -Component Parts by Weight -azodicarbonamide 1 to 25 -p,p'oxybis-benzene 0.5 to 3.5 -sulfonyl hydrazide-silanol conde...

An expandable alkenyl aromatic polymer composition and methods of preparation are provided. The composition is admixed with a volatile blowing agent and an expansion aid which includes a polyphenylene ether. The composition may be extruded and then expanded by exposure to steam or hot air or may be impregnated with blowing agent and then expanded.

Polyimides or poly(amide-imides), especially those containing a polysiloxane unit are improved by heating such polymers or their polyamic acid precursors with a polyfunctional aromatic compound. The polyfunctional aromatic compound is one which contains at least two reactive groups which may be -NH2, -COOH, -OH or secondary amino groups with at least one of the reactive groups being -NH2 or -COOH.

The invention provides [I] a water-absorbing agent composed of a water-absorbing resin powder having the molecular chains near its surface being crosslinked, said powder being obtained by mixing 100 parts by weight of a powder of a carboxyl-containing water-absorbing resin selected from the group consisting of a hydrolyzate of a starch-acrylonitrile graft polymer, a partially neutralized product o...

PCT No. PCT/JP84/00262 Sec. 371 Date Jan. 21, 1986 Sec. 102(e) Date Jan. 21, 1986 PCT Filed May 23, 1984 PCT Pub. No. WO85/05486 PCT Pub. Date Dec. 5, 1985.This invention is to provided in such an information recording apparatus in which when an exposing locus is formed on a film by irradiating on the film an exposing beam whose width is changed in response to an input audio signal, the average le...

A method is disclosed for the preparation of ceramic materials or articles by the pyrolysis of mixtures of vinyl- or allyl-containing preceramic silazane polymers, mercapto compounds, and photoinitiators wherein the mixtures are rendered infusible prior to pyrolysis by ultraviolet (UV) irradiation. This method is especially suited for the preparation of ceramic fibers.

A method of forming a composition that can be formed into a film exhibiting freedom from loss of tack and anti-fogging properties on prolonged storage in a freezer comprising dry blending linear low density polyethylene (LLDPE) with preferably at least a pair of tack agents and a pair of anti-fog agents, extruding the dry blend as an elongated member, chopping said member to particulates and extru...

A cold-drawn unbalanced biaxially oriented linear low density polyethylene film having a transverse direction draw ratio selected from greater than 1 to less than 3 and a machine direction draw ratio of less than 6 but greater than the transverse direction draw ratio. The film has enhanced tensile and puncture resistance while maintaining acceptable tear properties and is used for shipping sacks.

PCT No. PCT/EP85/00563 Sec. 371 Date Jun. 25, 1986 Sec. 102(e) Date Jun. 25, 1986 PCT Filed Oct. 25, 1985 PCT Pub. No. WO86/02981 PCT Pub. Date May 22, 1986.An electromagnetically actuated locking clutch for differential gears of motor vehicles having two concentrically disposed toroidal coils (8, 21) firm on a housing, one for a non-positive disk clutch (14) and the other for a positive claw clut...

A tandem axle assembly includes an interaxle differential mechanism coupled to divide power between two separate axle differential assemblies. Each axle differential assembly includes a pair of pinion gears having spherical gear seats and a pair of side gears having conical gear seats. Each axle differential assembly is rotatably supported within a housing by a pair of tapered roller bearings. The...